The answer is 169 ..... I hope this helps :)
Two brownies among three friends.
3/2 is 1.5
So 1.5 for the first friend, 1.5 for another friend, and 1.5 for the other friend.
24 inches. You could simply multiply by 2. Do you want another solution?
0.4 / 2 = 0.2
1/0.2 = 5
2/5 is the answer